Home / 238,935.53-329,728.54-131,503.26

Finding the Fourth Proportional to 238,935.53, 329,728.54 and 131,503.26

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Solution

The fourth proportional to 238,935.53, 329,728.54 and 131,503.26 is: 181,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,935.53 : 329,728.54 = 131,503.26 : x
  2. Step 2: Convert to fraction form
    238,935.53/329,728.54 = 131,503.26/x
  3. Step 3: Cross multiply
    238,935.53x = 329,728.54 × 131,503.26
  4. Step 4: Simplify right side
    238,935.53x = 43,360,377,925.04
  5. Step 5: Solve for x
    x = 43,360,377,925.04/238,935.53
  6. Step 6: Final answer
    x = 181,473.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.